Immerse yourself in the terrifying world of The Callisto Protocol with this pre-owned standard edition for Xbox Series X. Rated PEGI 18, this horror game takes you on a journey through a futuristic prison on Jupiter's moon, Callisto. As you fight for survival against gruesome creatures, you'll need to utilize your shooter, crime, and survival horror skills to uncover the truth behind the prison's mysterious experiments.With Region Free compatibility and a game series that has already garnered critical acclaim, The Callisto Protocol promises to be a thrilling addition to any Xbox Series X collection. Don't miss out on the action and order your pre-owned copy today.